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TLDR: All the Paleofuture Stories From 2015 You Swore You'd Read Later

The internet is a big place. There’s so much to read and watch and listen to that it can be overwhelming. We all have those stories that we start, get distracted for one reason or another, and promise ourselves we’ll finish later. Well, if any of those stories were on Paleofuture, here’s your second chance!

How the Vietnam War Brought High-Tech Border Surveillance to America

From 1968 until 1973, the US military spent about $1 billion a year on a new computer-powered initiative intended to end the war in Vietnam. It went by many names over the years — including Practice Nine, Muscle Shoals, Illinois City and Dye Marker. But today it’s most commonly known as Operation Igloo White.

Card decks with 52 aces of spades were used for psych warfare in Vietnam

During the Vietnam War, American soldiers started hearing rumors that the Vietnamese were very superstitious about the ace of spades. So Cincinnati's U.S. Playing Card Co. responded by printing decks of nothing but ace of spades—and sending them for free to GIs in Vietnam for the purposes of "psychological warfare."